Table of Contents
Advertisement
ADJUSTMENT
PARTS
LOCATIONS
}51 ,,-..
1. VCO
(HANDSET)
Test Equipment
(1)
Digital voltmeter
(2) DC Power supply (DC 3.8V)
Unit Condition
(1)
Press the "O", fol!owed
by "X"
button on the hand-
set. And to set handset to channel
10.
1.
TX VCO
2. Rx Vco
(1) Connect
a Digital
voltmeter
and
switch
S1OI
to
(1)
Connect
a Digital
voitmeter
and
switch
S101
to
P152.
P152.
(2) Set switch S101 to the TX position.
(2) Set switch S101 to the RX position.
(3) Adjust T253 (TX) so that the reading
of the Digital
(3) Adjust
TI 52 (RX) so that the rdading
of the Digital
voltmeter
is 1.8 V ~0.2 V.
voltmeter
is 1.8 V ~ 0.2 V.
STEP
CONDITION
ADJUST
ADJUST
VALUE
SPECIFICATION
1.
TX VCO
S101
: TX SIDE
T253
1.8V
1.820.2V
2.
RX VCO
S101
: RX SIDE
T152
1.8V
1.8 & 0.2V
TX
o
Slol
R259(C265)TX
VCO
Unit
R157(C161)RX
VCO
o
Digital
Test
GND
RX
Voltmeter
Y
1
1
I
I
1
–19–
Advertisement
Table of Contents
Troubleshooting
